Respuesta :

Answer:

135°, 135°, 90°

Step-by-step explanation:

(3/2)90 = 270/2 = 135

OR 3/2 is just 1.5

1.5•90= 135°

Next: 90+45 = 135°

Finally: 2B -90

= 2•90 - 90

= 180 - 90

=90°

These are the angles you need for your other question. Hang in there!